CMP · ISSUER CIK 1227654
COMPASS MINERALS INTERNATIONAL INC
Between Aug 1, 2026 and Oct 29, 2026, 8 COMPASS MINERALS INTERNATIONAL INC insiders reported $0.00 of open-market purchases and $0.00 of sales on SEC Form 4.
↗8 insiders filed
Original Form 4 filings from Aug 1, 2026 to Oct 29, 2026. No open-market sales in the window.
$0.00Insider buying
$0.00Insider selling
$0.00Net open-market
Oct 19, 2026Latest filing
| Ticker | Insider | Type | Owned | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Oct 19, 202616:40 | Oct 15, 2026 | CMP | Chief Accounting Officer | M · Exercise | — | +2,598 | 10,323 | +34% | — | ||
| Oct 19, 202616:40 | Oct 15, 2026 | CMP | Chief Accounting Officer | F · Tax | $22.59 | −740 | 9,583 | -7% | $17K | ||
| Oct 19, 202616:40 | Oct 15, 2026 | CMP | President and CEO, Director | M · Exercise | — | +45,466 | 111,727 | +69% | — | ||
| Oct 19, 202616:40 | Oct 15, 2026 | CMP | President and CEO, Director | F · Tax | $22.59 | −20,097 | 91,630 | -18% | $454K | ||
| Oct 19, 202616:39 | Oct 15, 2026 | CMP | Chief Operating Officer | M · Exercise | — | +5,245 | 5,245 | New | — | ||
| Oct 19, 202616:39 | Oct 15, 2026 | CMP | Chief Operating Officer | F · Tax | $22.59 | −1,465 | 3,780 | -28% | $33K | ||
| Oct 19, 202616:39 | Oct 15, 2026 | CMP | Chief Commercial Officer | M · Exercise | — | +6,946 | 22,934 | +43% | — | ||
| Oct 19, 202616:39 | Oct 15, 2026 | CMP | Chief Commercial Officer | F · Tax | $22.59 | −1,977 | 20,957 | -9% | $45K | ||
| Oct 15, 202616:38 | Oct 9, 2026 | CMP | Director | M · ExerciseLate 6d | — | +4,114 | 7,305 | +129% | — | ||
| Oct 15, 202616:38 | Oct 9, 2026 | CMP | Director | A · GrantLate 6d | — | +108 | 7,413 | +1% | — | ||
| Oct 1, 202617:02 | Sep 30, 2026 | CMP | Director | A · Grant | — | +1,333 | 47,093 | +3% | — | ||
| Oct 1, 202617:02 | Sep 30, 2026 | CMP | Director | A · Grant | — | +1,702 | 97,372 | +2% | — | ||
| Oct 1, 202617:02 | Sep 30, 2026 | CMP | Director | A · Grant | — | +1,135 | 3,191 | +55% | — | ||
| Sep 15, 202616:56 | Sep 11, 2026 | CMP | Chief Human Resources Officer | M · Exercise | — | +7,298 | 7,298 | New | — | ||
| Sep 15, 202616:56 | Sep 11, 2026 | CMP | Chief Human Resources Officer | F · Tax | $24.80 | −2,142 | 5,156 | -29% | $53K |